Stephen M. Walt is a Quincy Institute board member and Robert and Renée Belfer Professor of International Affairs at the Harvard Kennedy School. He is a contributing editor at Foreign Policy, co-editor of the Cornell Studies in Security Affairs, and was elected a Fellow of the American Academy of Arts and Sciences in May 2005. He received the International Studies Association’s Distinguished Senior Scholar award in 2014. Walt is the author of The Origins of Alliances (1987), Taming American Power: The Global Response to U.S. Primacy (2005); The Israel Lobby and U.S. Foreign Policy (2007, with John J. Mearsheimer), The Hell of Good Intentions: America’s Foreign Policy Elite and the Decline of U.S. Primacy (2018), and “The End of Hubris and a New Era of American Restraint,” (Foreign Affairs, May/June 2019).